Impact wrench



FIG. 1 is a right side elevational view of an impact wrench showing our new design, the left side elevational view being a mirror image;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof; and

FIG. 4 is a bottom plan view of the handle portion thereof.

The characteristic feature of our design is the particular configuration of the handle portion thereof as shown. 

The ornamental design for an impact wrench, as shown and described. 